Patents by Inventor Chien-Ho Lee

Chien-Ho Lee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240052851
    Abstract: A fan housing is disclosed and includes a barrel body and a fixing plate. The barrel body includes a first end, a second end and a hollow portion. The first end and the second end are two opposite ends, and the hollow portion is in communication between the first end and the second end, and configured to accommodate a fan motor. The fixing plate includes a plurality of splicing elements. Each two adjacent ones of the plurality of splicing elements are connected to each other. The plurality of splicing elements are disposed around the barrel body and connected to the first end or the second end.
    Type: Application
    Filed: July 31, 2023
    Publication date: February 15, 2024
    Inventors: Yueh-Chih Hung, Chien-Ho Lee
  • Publication number: 20230412034
    Abstract: The present disclosure provides an external rotor motor including a rotor, an air guider, a pillow and a stator. The rotor includes a hub. The air guider includes a connecting ring and rotor air-guiding members. The connecting ring is disposed on the hub. The rotor air-guiding members are disposed on the connecting ring. A first gap is formed among any two adjacent rotor air-guiding members and the connecting ring. The pillow includes a stator flange, a cylinder and fins. The stator flange is disposed on the cylinder. The fins are radially arranged on a first surface of the stator flange. A second gap is formed among any two adjacent fins and the stator flange. A first acute angle is formed between a radial extension direction of each of the fins and a first tangent direction of the cylinder. The stator is mounted on the pillow and rotates along an axis.
    Type: Application
    Filed: November 9, 2022
    Publication date: December 21, 2023
    Inventors: Chih-Yu Chien, Chien-Ho Lee, Yi-Ta Lu
  • Publication number: 20230053832
    Abstract: The present disclosure provides a motor including a stator, a rotor and a first circuit board. The stator includes a winding assembly including a plurality of coils. A conductive element is extended out from the winding assembly and is electrically connected to a first electrical connector. The first electrical connector penetrates through a pillow of the stator and is electrically connected to the first circuit board. The motor further includes a second circuit board electrically connected to the first circuit board, and a first insulation plate, a second insulation plate and a third insulation plate for fixing and protecting the circuit boards. The motor also includes a clip for fixing and heat dissipating an electronic component disposed on the second circuit board.
    Type: Application
    Filed: November 4, 2022
    Publication date: February 23, 2023
    Inventors: Chih-Yu Chien, Chien-Ho Lee, Yi-Ta Lu
  • Patent number: 10797539
    Abstract: A fan rotor includes a rotating shaft, a metal body, at least one rotor magnet and a vane wheel. The metal body has at least one top surface, at least one cylindrical portion and at least one connecting portion. The top surface is disposed at an end of the cylindrical portion, and the rotating shaft is disposed in the cylindrical portion and connected to the top surface of the cylindrical portion. The connecting portion is formed at the other end of the cylindrical portion and extended from an outer wall of the opening in a direction away from the rotating shaft. The rotor magnet is disposed around an inner wall surface of the cylindrical portion. The vane wheel is detachably connected to the metal body through the connecting portion.
    Type: Grant
    Filed: March 20, 2018
    Date of Patent: October 6, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Chao-Hsing Kang, Chien-Ho Lee, Tsung-Yin Lee
  • Patent number: 10418865
    Abstract: A stator seat of a motor includes a pillow, a connector, a waterproof element and cables. A sleeve is extended from the pillow. A cap covers the pillow and sleeve. A control chamber is formed and enclosed by the cap and pillow. The pillow has a through hole communicated with the control chamber. The connector corresponsive to the through hole is installed in the control chamber and includes a first connecting structure. The waterproof element covers the through hole and includes an annular groove and an O-ring clamped between the waterproof element and pillow, and a second connecting structure. The first and second connecting structures are passed through the through hole. An insertion hole is penetrated through the waterproof element. Each of the cables has an end connected to the connector and the other end passed out from the pillow through the insertion hole and through hole.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: September 17, 2019
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Chao-Hsing Kang, Chien-Ho Lee, Tsung-Yin Lee
  • Publication number: 20180351418
    Abstract: A stator seat of a motor includes a pillow, a connector, a waterproof element and cables. A sleeve is extended from the pillow. A cap covers the pillow and sleeve. A control chamber is formed and enclosed by the cap and pillow. The pillow has a through hole communicated with the control chamber. The connector corresponsive to the through hole is installed in the control chamber and includes a first connecting structure. The waterproof element covers the through hole and includes an annular groove and an O-ring clamped between the waterproof element and pillow, and a second connecting structure. The first and second connecting structures are passed through the through hole. An insertion hole is penetrated through the waterproof element. Each of the cables has an end connected to the connector and the other end passed out from the pillow through the insertion hole and through hole.
    Type: Application
    Filed: August 6, 2018
    Publication date: December 6, 2018
    Inventors: Chao-Hsing KANG, Chien-Ho LEE, Tsung-Yin LEE
  • Patent number: 10069352
    Abstract: A stator seat of a motor includes a pillow, a connector, a waterproof element and cables. A sleeve is extended from the pillow. A cap covers the pillow and sleeve. A control chamber is formed and enclosed by the cap and pillow. The pillow has a through hole communicated with the control chamber. The connector corresponsive to the through hole is installed in the control chamber and includes a first connecting structure. The waterproof element covers the through hole and includes an annular groove and an O-ring clamped between the waterproof element and pillow, and a second connecting structure. The first and second connecting structures are passed through the through hole. An insertion hole is penetrated through the waterproof element. Each of the cables has an end connected to the connector and the other end passed out from the pillow through the insertion hole and through hole.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: September 4, 2018
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Chao-Hsing Kang, Chien-Ho Lee, Tsung-Yin Lee
  • Publication number: 20180212479
    Abstract: A fan rotor includes a rotating shaft, a metal body, at least one rotor magnet and a vane wheel. The metal body has at least one top surface, at least one cylindrical portion and at least one connecting portion. The top surface is disposed at an end of the cylindrical portion, and the rotating shaft is disposed in the cylindrical portion a connected to the top surface of the rotating shaft, and an opening, connecting portion is formed at the other end of the cylindrical portion and extended from an outer wall of the opening in a direction away from the rotating shaft. The rotor magnet is disposed around an inner wall surface of the cylindrical portion. The vane wheel is detachably connected to the metal body through the connecting portion.
    Type: Application
    Filed: March 20, 2018
    Publication date: July 26, 2018
    Inventors: Chao-Hsing KANG, Chien-Ho LEE, Tsung-Yin LEE
  • Patent number: 9973044
    Abstract: A motor stator includes a bobbin bracket, a modular mounting bracket, and a modular change box. The bobbin bracket includes a plurality of bobbins circularly disposed in a radial pattern. The modular mounting bracket is disposed on the bobbin bracket. The modular mounting bracket is formed with a first slide structure. The first slide structure is perpendicular to an axial direction of the bobbin bracket. A sensing circuit board is disposed in the modular change box. The modular change box is formed with a second slide structure. The second slide structure is perpendicular to the axial direction of the bobbin bracket and slidably connected into the first slide structure, so as to assemble the modular change box to the modular mounting bracket along a radial direction of the bobbin bracket.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: May 15, 2018
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Chao-Hsing Kang, Chien-Ho Lee, Tsung-Yin Lee
  • Patent number: 9667105
    Abstract: A motor rotor includes a cylindrical housing, a positioning ring and a plurality of magnets. The cylindrical housing includes a plurality of securing holes. The positioning ring is disposed on the cylindrical housing. The positioning ring is disposed with a plurality of flexible ribs and a plurality of securing ribs disposed corresponding thereto. Each of the flexible ribs is radially pressable. The flexible ribs are disposed in the cylindrical housing, and each of the securing ribs is inserted in a respective corresponding one of the securing holes. The magnets are disposed in the cylindrical housing. Each of the magnets is clamped between the adjacent flexible ribs and is arranged annularly along an inner wall of the cylindrical housing, so as to facilitate assembly.
    Type: Grant
    Filed: May 21, 2015
    Date of Patent: May 30, 2017
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Chao-Hsing Kang, Chien-Ho Lee, Tsung-Yin Lee
  • Publication number: 20150340925
    Abstract: A motor stator includes a bobbin bracket, a modular mounting bracket, and a modular change box. The bobbin bracket includes a plurality of bobbins circularly disposed in a radial pattern. The modular mounting bracket is disposed on the bobbin bracket. The modular mounting bracket is formed with a first slide structure. The first slide structure is perpendicular to an axial direction of the bobbin bracket. A sensing circuit board is disposed in the modular change box. The modular change box is formed with a second slide structure. The second slide structure is perpendicular to the axial direction of the bobbin bracket and slidably connected into the first slide structure, so as to assemble the modular change box to the modular mounting bracket along a radial direction of the bobbin bracket.
    Type: Application
    Filed: May 22, 2015
    Publication date: November 26, 2015
    Inventors: Chao-Hsing KANG, Chien-Ho LEE, Tsung-Yin LEE
  • Publication number: 20150340924
    Abstract: A stator seat of a motor includes a pillow, a connector, a waterproof element and cables. A sleeve is extended from the pillow. A cap covers the pillow and sleeve. A control chamber is formed and enclosed by the cap and pillow. The pillow has a through hole communicated with the control chamber. The connector corresponsive to the through hole is installed in the control chamber and includes a first connecting structure. The waterproof element covers the through hole and includes an annular groove and an O-ring clamped between the waterproof element and pillow, and a second connecting structure. The first and second connecting structures are passed through the through hole. An insertion hole is penetrated through the waterproof element. Each of the cables has an end connected to the connector and the other end passed out from the pillow through the insertion hole and through hole.
    Type: Application
    Filed: May 22, 2015
    Publication date: November 26, 2015
    Inventors: Chao-Hsing KANG, Chien-Ho LEE, Tsung-Yin LEE
  • Publication number: 20150340916
    Abstract: A motor rotor includes a cylindrical housing, a positioning ring and a plurality of magnets. The cylindrical housing includes a plurality of securing holes. The positioning ring is disposed on the cylindrical housing. The positioning ring is disposed with a plurality of flexible ribs and a plurality of securing ribs disposed corresponding thereto. Each of the flexible ribs is radially pressable. The flexible ribs are disposed in the cylindrical housing, and each of the securing ribs is inserted in a respective corresponding one of the securing holes. The magnets are disposed in the cylindrical housing. Each of the magnets is clamped between the adjacent flexible ribs and is arranged annularly along an inner wall of the cylindrical housing, so as to facilitate assembly.
    Type: Application
    Filed: May 21, 2015
    Publication date: November 26, 2015
    Inventors: Chao-Hsing KANG, Chien-Ho LEE, Tsung-Yin LEE
  • Publication number: 20150340913
    Abstract: A low-cog permanent magnet motor includes a stator and a rotor. The stator includes a plurality of bobbins. The bobbins are arranged in a radial pattern. Each of the bobbins forms a pole shoe, and the pole shoes are arranged in a ring shape. The rotor includes an outer sleeve which encloses the stator and includes an even number of permanent magnets attached to an inner wall of the outer sleeve. The permanent magnets are arranged in a ring shape. Each of the pole shoes includes an outer curved surface facing an inner wall of the outer sleeve and includes an inner arc surface opposite to the outer arc surface, and a radius of the outer arc surface is smaller than a radius of the inner arc surface. A cogging torque is reduced by changing a shape of the pole shoe.
    Type: Application
    Filed: May 21, 2015
    Publication date: November 26, 2015
    Inventors: Yuan-Hung CHO, Chien-Ho LEE, Chao-Hsing KANG, Tsung-Yin LEE
  • Publication number: 20150337853
    Abstract: A fan rotor includes a rotating shaft, a metal body, at least one rotor magnet and a vane wheel. The metal body has at least one top surface, at least one cylindrical portion and at least one connecting portion. The top surface is disposed at an end of the cylindrical portion, and the rotating shaft is disposed in the cylindrical portion an connected to the top surface of the rotating shaft, and an opening, connecting portion is formed at the other end of the cylindrical portion and extended from an outer wall of the opening in a direction away from the rotating shaft. The rotor magnet is disposed around an inner wall surface of the cylindrical portion. The vane wheel is detachably connected to the metal body through the connecting portion.
    Type: Application
    Filed: May 22, 2015
    Publication date: November 26, 2015
    Inventors: Chao-Hsing KANG, Chien-Ho LEE, Tsung-Yin LEE
  • Patent number: D657744
    Type: Grant
    Filed: April 8, 2011
    Date of Patent: April 17, 2012
    Assignee: Delta Electronics, Inc.
    Inventors: Chien-Ho Lee, Jui-Hsiang Kao, Hsu-Fan Ai
  • Patent number: D658124
    Type: Grant
    Filed: April 8, 2011
    Date of Patent: April 24, 2012
    Assignee: Delta Electronics, Inc.
    Inventors: Chien-Ho Lee, Jui-Hsiang Kao, Hsu-Fan Ai
  • Patent number: D695683
    Type: Grant
    Filed: April 27, 2012
    Date of Patent: December 17, 2013
    Assignee: Delta Electronics, Inc.
    Inventors: Hsu-Fan Al, Yuan-Ping Hsieh, Chien-Ho Lee, Chao-Hsing Kang